IBM
C2180-376 · Question #31
A bus company is implementing a solution which will display in real-time all bus positions on a central dashboard. Each bus is transmitting position information at regular intervals. What is the…
The correct answer is C. Each bus sends a message to a central queue which is read by the dashboard application. See the full explanation below for the reasoning.
Question
A bus company is implementing a solution which will display in real-time all bus positions on a central dashboard. Each bus is transmitting position information at regular intervals. What is the best way of implementing this solution given that there is limited bandwidth for communication?
Options
- AEach bus sends messages to a separate queue and the dashboard application checks
- BEach bus updates a message in a common queue and the dashboard application reads the
- CEach bus sends a message to a central queue which is read by the dashboard application
- DEach bus updates a message in a central queue using its number as a key and the
How the community answered
(23 responses)- A13% (3)
- B4% (1)
- C74% (17)
- D9% (2)
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